Letter Drops Mail Slots

Ideas for sealing up a drafty through-wall mail slot It doesn't seal tightly around the slot flap, so it's very drafty all winter and might be

This Large Mail Slot with Interior Frame features a spring-loaded flap that opens outside, with an accompanying brass frame on the interior side

inca slot machine Please note: For wall mount mailboxes, the manufacturer cannot anticipate the surface onto which the mailbox will be installed; therefore, mounting hardware

india slot background Since it is a corridor wall, the opening itself needs to be fire rated I'm looking for suggestions Most of the mail slots I find are more